#include"seqList.h"
void SLInit(SL* ps)
{
	ps->arr = NULL;
	ps->size = ps->capacity = 0;
}
void SLDestory(SL* ps)
{
	if (ps->arr != NULL)
	{
		free(ps->arr);

	}
	ps->arr = NULL;
	ps->capacity = ps->size = 0;
}